(no) eroy collected data on the number of hours that each staff member at eroy's electronics slept night. mary the manager slept for 9 hours, cam the cashier slept for 3 hours, teddy the truck driver slept for 7 hours, and sierra the security guard slept for 4 hours. find the median number of hours of sleep.

the Answer is 5.5

Step-by-step explanation:

lets sort it from least to greatest

3 4 7 9

then you Aline them

3 4 7 9

median is in the middle

3 4 7 9

the median is the mean of the two middle numbers

4+7

 2

so it equals 5.5

10.416 meters per second

step-by-step explanation:

distance=1 00 meters

time= 9.6 seconds in decimal form or 9 3/5 as a mixed number

average speed= 100/9.6

=10.416 meters per second or 10 52/125 as a mixed number.